BME280

{
  "schema_version": 1,
  "type": "component",
  "slug": "bme280",
  "title": "BME280",
  "brief": "Bosch combined humidity, pressure, and temperature sensor, LGA-8. I2C + SPI, 1.71-3.6 V. Datasheet-verified.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "sensor",
    "pressure-sensor",
    "humidity-sensor",
    "temperature",
    "i2c",
    "spi",
    "lga-8",
    "bosch"
  ],
  "component": {
    "mpn": "BME280",
    "manufacturer": "Bosch Sensortec",
    "package": "LGA-8",
    "pin_count": 8,
    "category": "Sensor",
    "subcategory": "Environmental sensor",
    "datasheet": "https://www.bosch-sensortec.com/media/boschsensortec/downloads/datasheets/bst-bme280-ds002.pdf",
    "parts": {
      "symbol": "bme280.kicad_sym",
      "footprint": "bme280.kicad_mod",
      "model_3d": "bme280-etched.glb",
      "model_3d_plain": "bme280.glb",
      "model_3d_step": "bme280-etched.step",
      "model_3d_step_plain": "bme280.step",
      "lbr": "bme280.lbr"
    },
    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the device. Must be tied to system ground together with pin 7."
      },
      {
        "number": "2",
        "name": "CSB",
        "type": "input",
        "description": "Chip select (SPI) / interface select. Tie to VDDIO to select I2C mode; drive low to select the device during SPI transactions (4-wire or 3-wire)."
      },
      {
        "number": "3",
        "name": "SDI/SDA",
        "type": "bidirectional",
        "description": "Serial data input. In I2C mode this is SDA; in 4-wire SPI mode this is SDI (MOSI); in 3-wire SPI mode this is the bidirectional SDI/SDO line."
      },
      {
        "number": "4",
        "name": "SCK/SCL",
        "type": "input",
        "description": "Serial clock input. Acts as SCL in I2C mode and SCK in SPI mode (3- or 4-wire)."
      },
      {
        "number": "5",
        "name": "SDO",
        "type": "bidirectional",
        "description": "Serial data output in 4-wire SPI mode (MISO). In I2C mode this pin sets the LSB of the 7-bit slave address (GND -> address bit 0 = 0; VDDIO -> address bit 0 = 1). Do not connect (DNC) in 3-wire SPI mode."
      },
      {
        "number": "6",
        "name": "VDDIO",
        "type": "power_in",
        "description": "Digital / interface supply, 1.2 V to 3.6 V. Powers the digital I/O buffers and sets the logic levels for the I2C/SPI pins. Decouple to GND with 100 nF close to the pin."
      },
      {
        "number": "7",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the device. Tie to system ground together with pin 1."
      },
      {
        "number": "8",
        "name": "VDD",
        "type": "power_in",
        "description": "Analog / main supply for the internal sensor domains, 1.71 V to 3.6 V (typ 1.8 V). Decouple to GND with 100 nF close to the pin."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://www.bosch-sensortec.com/media/boschsensortec/downloads/datasheets/bst-bme280-ds002.pdf",
        "pages": 60,
        "sha256": "a2ccdb449fec9438",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    }
  },
  "metadata": {
    "specs": {
      "Type": "Humidity + pressure + temperature sensor",
      "Interface": "I2C and SPI",
      "Pressure": "300-1100 hPa (+/-1 hPa abs)",
      "Humidity": "0-100% RH (+/-3% RH)",
      "Temperature": "-40 to 85 C (+/-1 C)",
      "Supply": "1.71-3.6 V",
      "Package": "LGA-8 (2.5x2.5 mm)"
    }
  },
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "bme280",
    "pressure humidity temperature sensor",
    "environmental sensor",
    "barometer ic"
  ],
  "discovery_pitch": "Bosch BME280 combined humidity/pressure/temperature sensor (LGA-8) with datasheet-verified pinout, KiCad symbol/footprint/3D, and full provenance.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "bme280.kicad_sym",
    "bme280.kicad_mod",
    "bme280.glb",
    "bme280.step",
    "bme280.lbr",
    "docs/hero.png",
    "docs/bme280-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "bme280-etched.step"
  ]
}